Suppose the teachers are busy in cracking filthy jokes and you are also there but you are unable to stop them you should [2723]

Q) Suppose the teachers are busy in cracking filthy jokes and you are also there but you are unable to stop them you should

Options:
A)persuade them decently not to waste their time-in-filthy jokes
B) live in isolation or change the group
C) instruct them to mind their language while passing leisure time
D) be critical and remind them for the nobility of their jobs